document.write( "Question 1100929: What is the solution of the following system? \r
\n" ); document.write( "\n" ); document.write( "-2x - y = 1
\n" ); document.write( "-4x - 2y = -1
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Algebra.Com's Answer #715475 by Boreal(15235)\"\" \"About 
You can put this solution on YOUR website!
-2x - y = 1
\n" ); document.write( "-4x - 2y = -1; multiply the top by -2
\n" ); document.write( "4x+2y=-2; now add
\n" ); document.write( "0=-3, the lines are parallel, no solution.
\n" ); document.write( "if write in slope intercept form, the first is y=-2x+1 and the second is y=-2x-1/2. The slopes are both -2, parallel lines since the intercepts are different.
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